Writes the results to a text file named countitems.txt in
your Finale or Plug-Ins folder.
The file containes comma-separated data for importing into
a spreadsheet application.
This text file will be emptied each time Finale is
started. To see the counts of multiple files in the same file, invoke the
plug-in for all files without quitting Finale.
On some systems, you may have to terminate Finale in order
to use the file.